<?php
$lan = "JAVA";
$who = $_GET['n'];

$s =  '<meta charset="utf-8">';
$s = $s . '<h1>';
$s = $s . '    你好 '.$lan  .'';
$s = $s . '<p>';
$s = $s . '    这是'. $who .'的第一个网页';
$s = $s . '</p>';
echo $s;

?>